/*
 * Copyright Eduardo Aponte 2013
 * aponteeduardo@gmail.com
 */
#include <eyelink.h>
#include "mex.h"
#include "utils.h"


INT16 _main( UINT16 flag )
{
    return eyelink_data_switch( flag ); 
}

void mexFunction( int nlhs, mxArray *plhs[], int nrhs, const mxArray *prhs[] )
{
    mwSize td[2] = {1,1};
    double *status;
    int iv;
    
    /* Verify input arguments. */
    if( nrhs != 1 ) {
        mexErrMsgTxt("Incorrect number of inputs.");
    } else if( nlhs > 1 ) {
        mexErrMsgTxt("Too many output arguments.");
    }
    
    
    if ( isscalar( *prhs ) ){
       
       if (returnscalar( prhs[0], &iv ) != 1 )
            mexErrMsgTxt("Complex data is not supported.");                     
       if ( iv < 0 )
            mexErrMsgTxt("flag should be positive.");
    } else {
         mexErrMsgTxt("flag should be scalar.");
    } 

    plhs[0] = mxCreateNumericArray( 2, td, mxDOUBLE_CLASS, mxREAL);
    status = mxGetPr(plhs[0]);

    *status = (double ) _main( (UINT16 ) iv );
        
    return;
}
